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authorplegall <plg@piwigo.org>2015-12-30 16:21:32 +0100
committerplegall <plg@piwigo.org>2015-12-30 16:21:32 +0100
commit3ec3cbe6cec5968d29cb11af139123191f4cb4ee (patch)
tree34aecd51071d63f8df1862a1a11898d8c43fe68a /include/smarty/lexer/smarty_internal_templateparser.y
parent6ba0148e646b2a193dc4111bb0a443d8c193e646 (diff)
parent1681b02ee98c2deb740d394280a2a685170bc72e (diff)
Merge branch 'bug/385-php7'
Diffstat (limited to 'include/smarty/lexer/smarty_internal_templateparser.y')
-rw-r--r--include/smarty/lexer/smarty_internal_templateparser.y1360
1 files changed, 1360 insertions, 0 deletions
diff --git a/include/smarty/lexer/smarty_internal_templateparser.y b/include/smarty/lexer/smarty_internal_templateparser.y
new file mode 100644
index 000000000..47d81c014
--- /dev/null
+++ b/include/smarty/lexer/smarty_internal_templateparser.y
@@ -0,0 +1,1360 @@
+/*
+ * This file is part of Smarty.
+ *
+ * (c) 2015 Uwe Tews
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+%stack_size 500
+%name TP_
+%declare_class {
+/**
+* Smarty Template Parser Class
+*
+* This is the template parser.
+* It is generated from the smarty_internal_templateparser.y file
+*
+* @author Uwe Tews <uwe.tews@googlemail.com>
+*/
+class Smarty_Internal_Templateparser
+}
+%include_class
+{
+ const Err1 = "Security error: Call to private object member not allowed";
+ const Err2 = "Security error: Call to dynamic object member not allowed";
+ const Err3 = "PHP in template not allowed. Use SmartyBC to enable it";
+
+ /**
+ * result status
+ *
+ * @var bool
+ */
+ public $successful = true;
+
+ /**
+ * return value
+ *
+ * @var mixed
+ */
+ public $retvalue = 0;
+
+ /**
+ * counter for prefix code
+ *
+ * @var int
+ */
+ public static $prefix_number = 0;
+
+ /**
+ * @var
+ */
+ public $yymajor;
+
+ /**
+ * last index of array variable
+ *
+ * @var mixed
+ */
+ public $last_index;
+
+ /**
+ * last variable name
+ *
+ * @var string
+ */
+ public $last_variable;
+
+ /**
+ * root parse tree buffer
+ *
+ * @var Smarty_Internal_ParseTree
+ */
+ public $root_buffer;
+
+ /**
+ * current parse tree object
+ *
+ * @var Smarty_Internal_ParseTree
+ */
+ public $current_buffer;
+
+ /**
+ * lexer object
+ *
+ * @var Smarty_Internal_Templatelexer
+ */
+ public $lex;
+
+ /**
+ * internal error flag
+ *
+ * @var bool
+ */
+ private $internalError = false;
+
+ /**
+ * {strip} status
+ *
+ * @var bool
+ */
+ public $strip = false;
+ /**
+ * compiler object
+ *
+ * @var Smarty_Internal_TemplateCompilerBase
+ */
+ public $compiler = null;
+
+ /**
+ * smarty object
+ *
+ * @var Smarty
+ */
+ public $smarty = null;
+
+ /**
+ * template object
+ *
+ * @var Smarty_Internal_Template
+ */
+ public $template = null;
+
+ /**
+ * block nesting level
+ *
+ * @var int
+ */
+ public $block_nesting_level = 0;
+
+ /**
+ * security object
+ *
+ * @var Smarty_Security
+ */
+ public $security = null;
+
+ /**
+ * template prefix array
+ *
+ * @var \Smarty_Internal_ParseTree[]
+ */
+ public $template_prefix = array();
+
+ /**
+ * security object
+ *
+ * @var \Smarty_Internal_ParseTree[]
+ */
+ public $template_postfix = array();
+
+ /**
+ * constructor
+ *
+ * @param Smarty_Internal_Templatelexer $lex
+ * @param Smarty_Internal_TemplateCompilerBase $compiler
+ */
+ function __construct(Smarty_Internal_Templatelexer $lex, Smarty_Internal_TemplateCompilerBase $compiler)
+ {
+ $this->lex = $lex;
+ $this->compiler = $compiler;
+ $this->template = $this->compiler->template;
+ $this->smarty = $this->template->smarty;
+ $this->security = isset($this->smarty->security_policy) ? $this->smarty->security_policy : false;
+ $this->current_buffer = $this->root_buffer = new Smarty_Internal_ParseTree_Template();
+ }
+
+ /**
+ * insert PHP code in current buffer
+ *
+ * @param string $code
+ */
+ public function insertPhpCode($code)
+ {
+ $this->current_buffer->append_subtree($this, new Smarty_Internal_ParseTree_Tag($this, $code));
+ }
+
+ /**
+ * merge PHP code with prefix code and return parse tree tag object
+ *
+ * @param string $code
+ *
+ * @return Smarty_Internal_ParseTree_Tag
+ */
+ public function mergePrefixCode($code)
+ {
+ $tmp ='';
+ foreach ($this->compiler->prefix_code as $preCode) {
+ $tmp .= $preCode;
+ }
+ $this->compiler->prefix_code=array();
+ $tmp .= $code;
+ return new Smarty_Internal_ParseTree_Tag($this, $this->compiler->processNocacheCode($tmp,true));
+ }
+
+}
+
+%token_prefix TP_
+
+%parse_accept
+{
+ $this->successful = !$this->internalError;
+ $this->internalError = false;
+ $this->retvalue = $this->_retvalue;
+}
+
+%syntax_error
+{
+ $this->internalError = true;
+ $this->yymajor = $yymajor;
+ $this->compiler->trigger_template_error();
+}
+
+%stack_overflow
+{
+ $this->internalError = true;
+ $this->compiler->trigger_template_error("Stack overflow in template parser");
+}
+
+%left VERT.
+%left COLON.
+
+ //
+ // complete template
+ //
+start(res) ::= template. {
+ $this->root_buffer->prepend_array($this, $this->template_prefix);
+ $this->root_buffer->append_array($this, $this->template_postfix);
+ res = $this->root_buffer->to_smarty_php($this);
+}
+
+ //
+ // loop over template elements
+ //
+ // single template element
+template ::= template_element(e). {
+ if (e != null) {
+ $this->current_buffer->append_subtree($this, e);
+ }
+}
+
+ // loop of elements
+template ::= template template_element(e). {
+ if (e != null) {
+ // because of possible code injection
+ $this->current_buffer->append_subtree($this, e);
+ }
+}
+
+ // empty template
+template ::= .
+
+//
+// template elements
+//
+ // Smarty tag
+template_element(res)::= smartytag(st). {
+ if ($this->compiler->has_code) {
+ res = $this->mergePrefixCode(st);
+ } else {
+ res = null;
+ }
+ $this->compiler->has_variable_string = false;
+ $this->block_nesting_level = count($this->compiler->_tag_stack);
+}
+
+ // Literal
+template_element(res) ::= literal(l). {
+ res = new Smarty_Internal_ParseTree_Text(l);
+}
+ // php tags
+template_element(res)::= PHP(o). {
+ $code = $this->compiler->compileTag('private_php',array(array('code' => o), array('type' => $this->lex->phpType )),array());
+ if ($this->compiler->has_code && !empty($code)) {
+ $tmp =''; foreach ($this->compiler->prefix_code as $code) {$tmp.=$code;} $this->compiler->prefix_code=array();
+ res = new Smarty_Internal_ParseTree_Tag($this, $this->compiler->processNocacheCode($tmp.$code,true));
+ } else {
+ res = null;
+ }
+}
+
+ // nocache code
+template_element(res)::= NOCACHE(c). {
+ $this->compiler->tag_nocache = true;
+ $save = $this->template->compiled->has_nocache_code;
+ res = new Smarty_Internal_ParseTree_Tag($this, $this->compiler->processNocacheCode("<?php echo '{c}';?>\n", $this->compiler, true));
+ $this->template->compiled->has_nocache_code = $save;
+}
+ // template text
+template_element(res)::= text_content(t). {
+ res = $this->compiler->processText(t);
+}
+
+text_content(res) ::= TEXT(o). {
+ res = o;
+}
+
+text_content(res) ::= text_content(t) TEXT(o). {
+ res = t . o;
+}
+
+ // strip on
+template_element ::= STRIPON(d). {
+ $this->strip = true;
+}
+ // strip off
+template_element ::= STRIPOFF(d). {
+ $this->strip = false;
+}
+
+ // Litteral
+literal(res) ::= LITERALSTART LITERALEND. {
+ res = '';
+}
+
+literal(res) ::= LITERALSTART literal_elements(l) LITERALEND. {
+ res = l;
+}
+
+literal_elements(res) ::= literal_elements(l1) literal_element(l2). {
+ res = l1.l2;
+}
+
+literal_elements(res) ::= . {
+ res = '';
+}
+
+literal_element(res) ::= literal(l). {
+ res = l;
+}
+
+literal_element(res) ::= LITERAL(l). {
+ res = l;
+}
+
+smartytag(res) ::= tag(t) RDEL. {
+ res = t;
+}
+//
+// output tags start here
+//
+smartytag(res) ::= SIMPELOUTPUT(i). {
+ $var = trim(substr(i, $this->lex->ldel_length, -$this->lex->rdel_length), ' $');
+ if (preg_match('/^(.*)(\s+nocache)$/', $var, $match)) {
+ res = $this->compiler->compileTag('private_print_expression',array('nocache'),array('value'=>$this->compiler->compileVariable('\''.$match[1].'\'')));
+ } else {
+ res = $this->compiler->compileTag('private_print_expression',array(),array('value'=>$this->compiler->compileVariable('\''.$var.'\'')));
+ }
+}
+
+ // output with optional attributes
+tag(res) ::= LDEL variable(e). {
+ res = $this->compiler->compileTag('private_print_expression',array(),array('value'=>e));
+}
+
+tag(res) ::= LDEL variable(e) modifierlist(l) attributes(a). {
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>e, 'modifierlist'=>l));
+}
+
+tag(res) ::= LDEL variable(e) attributes(a). {
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>e));
+}
+tag(res) ::= LDEL value(e). {
+ res = $this->compiler->compileTag('private_print_expression',array(),array('value'=>e));
+}
+tag(res) ::= LDEL value(e) modifierlist(l) attributes(a). {
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>e, 'modifierlist'=>l));
+}
+
+tag(res) ::= LDEL value(e) attributes(a). {
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>e));
+}
+
+tag(res) ::= LDEL expr(e) modifierlist(l) attributes(a). {
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>e,'modifierlist'=>l));
+}
+
+tag(res) ::= LDEL expr(e) attributes(a). {
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>e));
+}
+
+//
+// Smarty tags start here
+//
+
+ // assign new style
+tag(res) ::= LDEL DOLLARID(i) EQUAL value(e). {
+ res = $this->compiler->compileTag('assign',array(array('value'=>e),array('var'=>'\''.substr(i,1).'\'')));
+}
+
+tag(res) ::= LDEL DOLLARID(i) EQUAL expr(e). {
+ res = $this->compiler->compileTag('assign',array(array('value'=>e),array('var'=>'\''.substr(i,1).'\'')));
+}
+
+tag(res) ::= LDEL DOLLARID(i) EQUAL expr(e) attributes(a). {
+ res = $this->compiler->compileTag('assign',array_merge(array(array('value'=>e),array('var'=>'\''.substr(i,1).'\'')),a));
+}
+
+tag(res) ::= LDEL varindexed(vi) EQUAL expr(e) attributes(a). {
+ res = $this->compiler->compileTag('assign',array_merge(array(array('value'=>e),array('var'=>vi['var'])),a),array('smarty_internal_index'=>vi['smarty_internal_index']));
+}
+
+// simple tag like {name}
+smartytag(res)::= SIMPLETAG(t). {
+ $tag = trim(substr(t, $this->lex->ldel_length, -$this->lex->rdel_length));
+ if ($tag == 'strip') {
+ $this->strip = true;
+ res = null;;
+ } else {
+ if (defined($tag)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant($tag, $this->compiler);
+ }
+ res = $this->compiler->compileTag('private_print_expression',array(),array('value'=>$tag));
+ } else {
+ if (preg_match('/^(.*)(\s+nocache)$/', $tag, $match)) {
+ res = $this->compiler->compileTag($match[1],array("'nocache'"));
+ } else {
+ res = $this->compiler->compileTag($tag,array());
+ }
+ }
+ }
+}
+
+ // tag with optional Smarty2 style attributes
+tag(res) ::= LDEL ID(i) attributes(a). {
+ if (defined(i)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant(i, $this->compiler);
+ }
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>i));
+ } else {
+ res = $this->compiler->compileTag(i,a);
+ }
+}
+tag(res) ::= LDEL ID(i). {
+ if (defined(i)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant(i, $this->compiler);
+ }
+ res = $this->compiler->compileTag('private_print_expression',array(),array('value'=>i));
+ } else {
+ res = $this->compiler->compileTag(i,array());
+ }
+}
+
+
+ // tag with modifier and optional Smarty2 style attributes
+tag(res) ::= LDEL ID(i) modifierlist(l)attributes(a). {
+ if (defined(i)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant(i, $this->compiler);
+ }
+ res = $this->compiler->compileTag('private_print_expression',a,array('value'=>i, 'modifierlist'=>l));
+ } else {
+ res = '<?php ob_start();?>'.$this->compiler->compileTag(i,a).'<?php echo ';
+ res .= $this->compiler->compileTag('private_modifier',array(),array('modifierlist'=>l,'value'=>'ob_get_clean()')).';?>';
+ }
+}
+
+ // registered object tag
+tag(res) ::= LDEL ID(i) PTR ID(m) attributes(a). {
+ res = $this->compiler->compileTag(i,a,array('object_method'=>m));
+}
+
+ // registered object tag with modifiers
+tag(res) ::= LDEL ID(i) PTR ID(me) modifierlist(l) attributes(a). {
+ res = '<?php ob_start();?>'.$this->compiler->compileTag(i,a,array('object_method'=>me)).'<?php echo ';
+ res .= $this->compiler->compileTag('private_modifier',array(),array('modifierlist'=>l,'value'=>'ob_get_clean()')).';?>';
+}
+
+ // {if}, {elseif} and {while} tag
+tag(res) ::= LDELIF(i) expr(ie). {
+ $tag = trim(substr(i,$this->lex->ldel_length));
+ res = $this->compiler->compileTag(($tag == 'else if')? 'elseif' : $tag,array(),array('if condition'=>ie));
+}
+
+tag(res) ::= LDELIF(i) expr(ie) attributes(a). {
+ $tag = trim(substr(i,$this->lex->ldel_length));
+ res = $this->compiler->compileTag(($tag == 'else if')? 'elseif' : $tag,a,array('if condition'=>ie));
+}
+
+tag(res) ::= LDELIF(i) statement(ie). {
+ $tag = trim(substr(i,$this->lex->ldel_length));
+ res = $this->compiler->compileTag(($tag == 'else if')? 'elseif' : $tag,array(),array('if condition'=>ie));
+}
+
+tag(res) ::= LDELIF(i) statement(ie) attributes(a). {
+ $tag = trim(substr(i,$this->lex->ldel_length));
+ res = $this->compiler->compileTag(($tag == 'else if')? 'elseif' : $tag,a,array('if condition'=>ie));
+}
+
+ // {for} tag
+tag(res) ::= LDELFOR statements(st) SEMICOLON expr(ie) SEMICOLON varindexed(v2) foraction(e2) attributes(a). {
+ res = $this->compiler->compileTag('for',array_merge(a,array(array('start'=>st),array('ifexp'=>ie),array('var'=>v2),array('step'=>e2))),1);
+}
+
+ foraction(res) ::= EQUAL expr(e). {
+ res = '='.e;
+}
+
+ foraction(res) ::= INCDEC(e). {
+ res = e;
+}
+
+tag(res) ::= LDELFOR statement(st) TO expr(v) attributes(a). {
+ res = $this->compiler->compileTag('for',array_merge(a,array(array('start'=>st),array('to'=>v))),0);
+}
+
+tag(res) ::= LDELFOR statement(st) TO expr(v) STEP expr(v2) attributes(a). {
+ res = $this->compiler->compileTag('for',array_merge(a,array(array('start'=>st),array('to'=>v),array('step'=>v2))),0);
+}
+
+ // {foreach} tag
+tag(res) ::= LDELFOREACH attributes(a). {
+ res = $this->compiler->compileTag('foreach',a);
+}
+
+ // {foreach $array as $var} tag
+tag(res) ::= LDELFOREACH SPACE value(v1) AS varvar(v0) attributes(a). {
+ res = $this->compiler->compileTag('foreach',array_merge(a,array(array('from'=>v1),array('item'=>v0))));
+}
+
+tag(res) ::= LDELFOREACH SPACE value(v1) AS varvar(v2) APTR varvar(v0) attributes(a). {
+ res = $this->compiler->compileTag('foreach',array_merge(a,array(array('from'=>v1),array('item'=>v0),array('key'=>v2))));
+}
+
+tag(res) ::= LDELFOREACH SPACE expr(e) AS varvar(v0) attributes(a). {
+ res = $this->compiler->compileTag('foreach',array_merge(a,array(array('from'=>e),array('item'=>v0))));
+}
+
+tag(res) ::= LDELFOREACH SPACE expr(e) AS varvar(v1) APTR varvar(v0) attributes(a). {
+ res = $this->compiler->compileTag('foreach',array_merge(a,array(array('from'=>e),array('item'=>v0),array('key'=>v1))));
+}
+
+ // {setfilter}
+tag(res) ::= LDELSETFILTER ID(m) modparameters(p). {
+ res = $this->compiler->compileTag('setfilter',array(),array('modifier_list'=>array(array_merge(array(m),p))));
+}
+
+tag(res) ::= LDELSETFILTER ID(m) modparameters(p) modifierlist(l). {
+ res = $this->compiler->compileTag('setfilter',array(),array('modifier_list'=>array_merge(array(array_merge(array(m),p)),l)));
+}
+
+ // {$smarty.block.child} or {$smarty.block.parent}
+tag(res) ::= LDEL SMARTYBLOCKCHILDPARENT(i). {
+ $j = strrpos(i,'.');
+ if (i[$j+1] == 'c') {
+ // {$smarty.block.child}
+ res = SMARTY_INTERNAL_COMPILE_BLOCK::compileChildBlock($this->compiler);
+ } else {
+ // {$smarty.block.parent}
+ res = SMARTY_INTERNAL_COMPILE_BLOCK::compileParentBlock($this->compiler);
+ }
+}
+
+
+ // end of block tag {/....}
+smartytag(res)::= CLOSETAG(t). {
+ $tag = trim(substr(t, $this->lex->ldel_length, -$this->lex->rdel_length), ' /');
+ if ($tag == 'strip') {
+ $this->strip = false;
+ res = null;
+ } else {
+ res = $this->compiler->compileTag($tag.'close',array());
+ }
+ }
+tag(res) ::= LDELSLASH ID(i). {
+ res = $this->compiler->compileTag(i.'close',array());
+}
+
+tag(res) ::= LDELSLASH ID(i) modifierlist(l). {
+ res = $this->compiler->compileTag(i.'close',array(),array('modifier_list'=>l));
+}
+
+ // end of block object tag {/....}
+tag(res) ::= LDELSLASH ID(i) PTR ID(m). {
+ res = $this->compiler->compileTag(i.'close',array(),array('object_method'=>m));
+}
+
+tag(res) ::= LDELSLASH ID(i) PTR ID(m) modifierlist(l). {
+ res = $this->compiler->compileTag(i.'close',array(),array('object_method'=>m, 'modifier_list'=>l));
+}
+
+//
+//Attributes of Smarty tags
+//
+ // list of attributes
+attributes(res) ::= attributes(a1) attribute(a2). {
+ res = a1;
+ res[] = a2;
+}
+
+ // single attribute
+attributes(res) ::= attribute(a). {
+ res = array(a);
+}
+
+ // no attributes
+attributes(res) ::= . {
+ res = array();
+}
+
+ // attribute
+attribute(res) ::= SPACE ID(v) EQUAL ID(id). {
+ if (defined(id)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant(id, $this->compiler);
+ }
+ res = array(v=>id);
+ } else {
+ res = array(v=>'\''.id.'\'');
+ }
+}
+
+attribute(res) ::= ATTR(v) expr(e). {
+ res = array(trim(v," =\n\r\t")=>e);
+}
+
+attribute(res) ::= ATTR(v) value(e). {
+ res = array(trim(v," =\n\r\t")=>e);
+}
+
+attribute(res) ::= SPACE ID(v). {
+ res = '\''.v.'\'';
+}
+
+attribute(res) ::= SPACE expr(e). {
+ res = e;
+}
+
+attribute(res) ::= SPACE value(v). {
+ res = v;
+}
+
+attribute(res) ::= SPACE INTEGER(i) EQUAL expr(e). {
+ res = array(i=>e);
+}
+
+
+
+//
+// statement
+//
+statements(res) ::= statement(s). {
+ res = array(s);
+}
+
+statements(res) ::= statements(s1) COMMA statement(s). {
+ s1[]=s;
+ res = s1;
+}
+
+statement(res) ::= DOLLARID(i) EQUAL INTEGER(e). {
+ res = array('var' => '\''.substr(i,1).'\'', 'value'=>e);
+}
+statement(res) ::= DOLLARID(i) EQUAL expr(e). {
+ res = array('var' => '\''.substr(i,1).'\'', 'value'=>e);
+}
+
+statement(res) ::= varindexed(vi) EQUAL expr(e). {
+ res = array('var' => vi, 'value'=>e);
+}
+
+statement(res) ::= OPENP statement(st) CLOSEP. {
+ res = st;
+}
+
+
+//
+// expressions
+//
+
+ // single value
+expr(res) ::= value(v). {
+ res = v;
+}
+
+ // ternary
+expr(res) ::= ternary(v). {
+ res = v;
+}
+
+ // resources/streams
+expr(res) ::= DOLLARID(i) COLON ID(i2). {
+ res = '$_smarty_tpl->getStreamVariable(\''.substr(i,1).'://' . i2 . '\')';
+}
+
+ // arithmetic expression
+expr(res) ::= expr(e) MATH(m) value(v). {
+ res = e . trim(m) . v;
+}
+
+expr(res) ::= expr(e) UNIMATH(m) value(v). {
+ res = e . trim(m) . v;
+}
+
+ // array
+expr(res) ::= array(a). {
+ res = a;
+}
+
+ // modifier
+expr(res) ::= expr(e) modifierlist(l). {
+ res = $this->compiler->compileTag('private_modifier',array(),array('value'=>e,'modifierlist'=>l));
+}
+
+// if expression
+ // simple expression
+expr(res) ::= expr(e1) lop(c) expr(e2). {
+ res = (isset(c['pre']) ? c['pre'] : '') . e1.c['op'].e2 . (isset(c['pre']) ? ')' : '');
+}
+expr(res) ::= expr(e1) scond(c). {
+ res = c . e1 . ')';
+}
+
+expr(res) ::= expr(e1) ISIN array(a). {
+ res = 'in_array('.e1.','.a.')';
+}
+
+expr(res) ::= expr(e1) ISIN value(v). {
+ res = 'in_array('.e1.',(array)'.v.')';
+}
+
+expr(res) ::= variable(v1) INSTANCEOF(i) ns1(v2). {
+ res = v1.i.v2;
+}
+
+expr(res) ::= variable(v1) INSTANCEOF(i) variable(v2). {
+ res = v1.i.v2;
+}
+
+
+//
+// ternary
+//
+ternary(res) ::= OPENP expr(v) CLOSEP QMARK DOLLARID(e1) COLON expr(e2). {
+ res = v.' ? '. $this->compiler->compileVariable('\''.substr(e1,1).'\'') . ' : '.e2;
+}
+
+ternary(res) ::= OPENP expr(v) CLOSEP QMARK expr(e1) COLON expr(e2). {
+ res = v.' ? '.e1.' : '.e2;
+}
+
+ // value
+value(res) ::= variable(v). {
+ res = v;
+}
+
+ // +/- value
+value(res) ::= UNIMATH(m) value(v). {
+ res = m.v;
+}
+
+ // logical negation
+value(res) ::= NOT value(v). {
+ res = '!'.v;
+}
+
+value(res) ::= TYPECAST(t) value(v). {
+ res = t.v;
+}
+
+value(res) ::= variable(v) INCDEC(o). {
+ res = v.o;
+}
+
+ // numeric
+value(res) ::= HEX(n). {
+ res = n;
+}
+
+value(res) ::= INTEGER(n). {
+ res = n;
+}
+
+value(res) ::= INTEGER(n1) DOT INTEGER(n2). {
+ res = n1.'.'.n2;
+}
+
+value(res) ::= INTEGER(n1) DOT. {
+ res = n1.'.';
+}
+
+value(res) ::= DOT INTEGER(n1). {
+ res = '.'.n1;
+}
+
+ // ID, true, false, null
+value(res) ::= ID(id). {
+ if (defined(id)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant(id, $this->compiler);
+ }
+ res = id;
+ } else {
+ res = '\''.id.'\'';
+ }
+}
+
+ // function call
+value(res) ::= function(f). {
+ res = f;
+}
+
+ // expression
+value(res) ::= OPENP expr(e) CLOSEP. {
+ res = "(". e .")";
+}
+
+ // singele quoted string
+value(res) ::= SINGLEQUOTESTRING(t). {
+ res = t;
+}
+
+ // double quoted string
+value(res) ::= doublequoted_with_quotes(s). {
+ res = s;
+}
+
+
+value(res) ::= varindexed(vi) DOUBLECOLON static_class_access(r). {
+ self::$prefix_number++;
+ if (vi['var'] == '\'smarty\'') {
+ $this->compiler->prefix_code[] = '<?php $_tmp'.self::$prefix_number.' = '. $this->compiler->compileTag('private_special_variable',array(),vi['smarty_internal_index']).';?>';
+ } else {
+ $this->compiler->prefix_code[] = '<?php $_tmp'.self::$prefix_number.' = '. $this->compiler->compileVariable(vi['var']).vi['smarty_internal_index'].';?>';
+ }
+ res = '$_tmp'.self::$prefix_number.'::'.r[0].r[1];
+}
+
+ // Smarty tag
+value(res) ::= smartytag(st). {
+ self::$prefix_number++;
+ $tmp = $this->compiler->appendCode('<?php ob_start();?>', st);
+ $this->compiler->prefix_code[] = $this->compiler->appendCode($tmp, '<?php $_tmp'.self::$prefix_number.'=ob_get_clean();?>');
+ res = '$_tmp'.self::$prefix_number;
+}
+
+value(res) ::= value(v) modifierlist(l). {
+ res = $this->compiler->compileTag('private_modifier',array(),array('value'=>v,'modifierlist'=>l));
+}
+ // name space constant
+value(res) ::= NAMESPACE(c). {
+ res = c;
+}
+
+
+ // static class access
+value(res) ::= ns1(c)DOUBLECOLON static_class_access(s). {
+ if (!in_array(strtolower(c), array('self', 'parent')) && (!$this->security || $this->security->isTrustedStaticClassAccess(c, s, $this->compiler))) {
+ if (isset($this->smarty->registered_classes[c])) {
+ res = $this->smarty->registered_classes[c].'::'.s[0].s[1];
+ } else {
+ res = c.'::'.s[0].s[1];
+ }
+ } else {
+ $this->compiler->trigger_template_error ("static class '".c."' is undefined or not allowed by security setting");
+ }
+}
+//
+// namespace stuff
+//
+
+ns1(res) ::= ID(i). {
+ res = i;
+}
+
+ns1(res) ::= NAMESPACE(i). {
+ res = i;
+ }
+
+
+
+
+//
+// variables
+//
+ // Smarty variable (optional array)
+variable(res) ::= DOLLARID(i). {
+ res = $this->compiler->compileVariable('\''.substr(i,1).'\'');
+}
+variable(res) ::= varindexed(vi). {
+ if (vi['var'] == '\'smarty\'') {
+ $smarty_var = $this->compiler->compileTag('private_special_variable',array(),vi['smarty_internal_index']);
+ res = $smarty_var;
+ } else {
+ // used for array reset,next,prev,end,current
+ $this->last_variable = vi['var'];
+ $this->last_index = vi['smarty_internal_index'];
+ res = $this->compiler->compileVariable(vi['var']).vi['smarty_internal_index'];
+ }
+}
+
+ // variable with property
+variable(res) ::= varvar(v) AT ID(p). {
+ res = '$_smarty_tpl->tpl_vars['. v .']->'.p;
+}
+
+ // object
+variable(res) ::= object(o). {
+ res = o;
+}
+
+ // config variable
+variable(res) ::= HATCH ID(i) HATCH. {
+ res = $this->compiler->compileConfigVariable("'" . i . "'");
+}
+
+variable(res) ::= HATCH ID(i) HATCH arrayindex(a). {
+ res = '(is_array($tmp = ' . $this->compiler->compileConfigVariable("'" . i . "'") . ') ? $tmp'.a.' :null)';
+}
+
+variable(res) ::= HATCH variable(v) HATCH. {
+ res = $this->compiler->compileConfigVariable(v);
+}
+
+variable(res) ::= HATCH variable(v) HATCH arrayindex(a). {
+ res = '(is_array($tmp = ' . $this->compiler->compileConfigVariable(v) . ') ? $tmp'.a.' : null)';
+}
+
+varindexed(res) ::= DOLLARID(i) arrayindex(a). {
+ res = array('var'=>'\''.substr(i,1).'\'', 'smarty_internal_index'=>a);
+}
+varindexed(res) ::= varvar(v) arrayindex(a). {
+ res = array('var'=>v, 'smarty_internal_index'=>a);
+}
+
+//
+// array index
+//
+ // multiple array index
+arrayindex(res) ::= arrayindex(a1) indexdef(a2). {
+ res = a1.a2;
+}
+
+ // no array index
+arrayindex ::= . {
+ return;
+}
+
+// single index definition
+ // Smarty2 style index
+indexdef(res) ::= DOT DOLLARID(i). {
+ res = '['.$this->compiler->compileVariable('\''.substr(i,1).'\'').']';
+}
+indexdef(res) ::= DOT varvar(v). {
+ res = '['.$this->compiler->compileVariable(v).']';
+}
+
+indexdef(res) ::= DOT varvar(v) AT ID(p). {
+ res = '['.$this->compiler->compileVariable(v).'->'.p.']';
+}
+
+indexdef(res) ::= DOT ID(i). {
+ if (defined(i)) {
+ if ($this->security) {
+ $this->security->isTrustedConstant(i, $this->compiler);
+ }
+ res = '['. i .']';
+ } else {
+ res = "['". i ."']";
+ }
+}
+
+indexdef(res) ::= DOT INTEGER(n). {
+ res = '['. n .']';
+}
+
+
+indexdef(res) ::= DOT LDEL expr(e) RDEL. {
+ res = '['. e .']';
+}
+
+ // section tag index
+indexdef(res) ::= OPENB ID(i)CLOSEB. {
+ res = '['.$this->compiler->compileTag('private_special_variable',array(),'[\'section\'][\''.i.'\'][\'index\']').']';
+}
+
+indexdef(res) ::= OPENB ID(i) DOT ID(i2) CLOSEB. {
+ res = '['.$this->compiler->compileTag('private_special_variable',array(),'[\'section\'][\''.i.'\'][\''.i2.'\']').']';
+}
+indexdef(res) ::= OPENB SINGLEQUOTESTRING(s) CLOSEB. {
+ res = '['.s.']';
+}
+indexdef(res) ::= OPENB INTEGER(n) CLOSEB. {
+ res = '['.n.']';
+}
+indexdef(res) ::= OPENB DOLLARID(i) CLOSEB. {
+ res = '['.$this->compiler->compileVariable('\''.substr(i,1).'\'').']';;
+}
+indexdef(res) ::= OPENB variable(v) CLOSEB. {
+ res = '['.v.']';
+}
+indexdef(res) ::= OPENB value(v) CLOSEB. {
+ res = '['.v.']';
+}
+
+ // PHP style index
+indexdef(res) ::= OPENB expr(e) CLOSEB. {
+ res = '['. e .']';
+}
+
+ // for assign append array
+indexdef(res) ::= OPENB CLOSEB. {
+ res = '[]';
+}
+
+
+//
+// variable variable names
+//
+
+ // singel identifier element
+varvar(res) ::= DOLLARID(i). {
+ res = '\''.substr(i,1).'\'';
+}
+ // single $
+varvar(res) ::= DOLLAR. {
+ res = "''";
+}
+
+ // sequence of identifier elements
+varvar(res) ::= varvar(v1) varvarele(v2). {
+ res = v1.'.'.v2;
+}
+
+ // fix sections of element
+varvarele(res) ::= ID(s). {
+ res = '\''.s.'\'';
+}
+varvarele(res) ::= SIMPELOUTPUT(i). {
+ $var = trim(substr(i, $this->lex->ldel_length, -$this->lex->rdel_length), ' $');
+ res = $this->compiler->compileVariable('\''.$var.'\'');
+}
+
+ // variable sections of element
+varvarele(res) ::= LDEL expr(e) RDEL. {
+ res = '('.e.')';
+}
+
+//
+// objects
+//
+object(res) ::= varindexed(vi) objectchain(oc). {
+ if (vi['var'] == '\'smarty\'') {
+ res = $this->compiler->compileTag('private_special_variable',array(),vi['smarty_internal_index']).oc;
+ } else {
+ res = $this->compiler->compileVariable(vi['var']).vi['smarty_internal_index'].oc;
+ }
+}
+
+ // single element
+objectchain(res) ::= objectelement(oe). {
+ res = oe;
+}
+
+ // chain of elements
+objectchain(res) ::= objectchain(oc) objectelement(oe). {
+ res = oc.oe;
+}
+
+ // variable
+objectelement(res)::= PTR ID(i) arrayindex(a). {
+ if ($this->security && substr(i,0,1) == '_') {
+ $this->compiler->trigger_template_error (self::Err1);
+ }
+ res = '->'.i.a;
+}
+
+objectelement(res)::= PTR varvar(v) arrayindex(a). {
+ if ($this->security) {
+ $this->compiler->trigger_template_error (self::Err2);
+ }
+ res = '->{'.$this->compiler->compileVariable(v).a.'}';
+}
+
+objectelement(res)::= PTR LDEL expr(e) RDEL arrayindex(a). {
+ if ($this->security) {
+ $this->compiler->trigger_template_error (self::Err2);
+ }
+ res = '->{'.e.a.'}';
+}
+
+objectelement(res)::= PTR ID(ii) LDEL expr(e) RDEL arrayindex(a). {
+ if ($this->security) {
+ $this->compiler->trigger_template_error (self::Err2);
+ }
+ res = '->{\''.ii.'\'.'.e.a.'}';
+}
+
+ // method
+objectelement(res)::= PTR method(f). {
+ res = '->'.f;
+}
+
+
+//
+// function
+//
+function(res) ::= ns1(f) OPENP params(p) CLOSEP. {
+ if (!$this->security || $this->security->isTrustedPhpFunction(f, $this->compiler)) {
+ if (strcasecmp(f,'isset') === 0 || strcasecmp(f,'empty') === 0 || strcasecmp(f,'array') === 0 || is_callable(f)) {
+ $func_name = strtolower(f);
+ if ($func_name == 'isset') {
+ if (count(p) == 0) {
+ $this->compiler->trigger_template_error ('Illegal number of paramer in "isset()"');
+ }
+ $par = implode(',',p);
+ if (strncasecmp($par,'$_smarty_tpl->smarty->ext->_config->_getConfigVariable',strlen('$_smarty_tpl->smarty->ext->_config->_getConfigVariable')) === 0) {
+ self::$prefix_number++;
+ $this->compiler->prefix_code[] = '<?php $_tmp'.self::$prefix_number.'='.str_replace(')',', false)',$par).';?>';
+ $isset_par = '$_tmp'.self::$prefix_number;
+ } else {
+ $isset_par=str_replace("')->value","',null,true,false)->value",$par);
+ }
+ res = f . "(". $isset_par .")";
+ } elseif (in_array($func_name,array('empty','reset','current','end','prev','next'))){
+ if (count(p) != 1) {
+ $this->compiler->trigger_template_error ('Illegal number of paramer in "empty()"');
+ }
+ if ($func_name == 'empty') {
+ res = $func_name.'('.str_replace("')->value","',null,true,false)->value",p[0]).')';
+ } else {
+ res = $func_name.'('.p[0].')';
+ }
+ } else {
+ res = f . "(". implode(',',p) .")";
+ }
+ } else {
+ $this->compiler->trigger_template_error ("unknown function \"" . f . "\"");
+ }
+ }
+}
+
+
+//
+// method
+//
+method(res) ::= ID(f) OPENP params(p) CLOSEP. {
+ if ($this->security && substr(f,0,1) == '_') {
+ $this->compiler->trigger_template_error (self::Err1);
+ }
+ res = f . "(". implode(',',p) .")";
+}
+
+method(res) ::= DOLLARID(f) OPENP params(p) CLOSEP. {
+ if ($this->security) {
+ $this->compiler->trigger_template_error (self::Err2);
+ }
+ self::$prefix_number++;
+ $this->compiler->prefix_code[] = '<?php $_tmp'.self::$prefix_number.'='.$this->compiler->compileVariable('\''.substr(f,1).'\'').';?>';
+ res = '$_tmp'.self::$prefix_number.'('. implode(',',p) .')';
+}
+
+// function/method parameter
+ // multiple parameters
+params(res) ::= params(p) COMMA expr(e). {
+ res = array_merge(p,array(e));
+}
+
+ // single parameter
+params(res) ::= expr(e). {
+ res = array(e);
+}
+
+ // kein parameter
+params(res) ::= . {
+ res = array();
+}
+
+//
+// modifier
+//
+modifierlist(res) ::= modifierlist(l) modifier(m) modparameters(p). {
+ res = array_merge(l,array(array_merge(m,p)));
+}
+
+modifierlist(res) ::= modifier(m) modparameters(p). {
+ res = array(array_merge(m,p));
+}
+
+modifier(res) ::= VERT AT ID(m). {
+ res = array(m);
+}
+
+modifier(res) ::= VERT ID(m). {
+ res = array(m);
+}
+
+//
+// modifier parameter
+//
+ // multiple parameter
+modparameters(res) ::= modparameters(mps) modparameter(mp). {
+ res = array_merge(mps,mp);
+}
+
+ // no parameter
+modparameters(res) ::= . {
+ res = array();
+}
+
+ // parameter expression
+modparameter(res) ::= COLON value(mp). {
+ res = array(mp);
+}
+
+modparameter(res) ::= COLON array(mp). {
+ res = array(mp);
+}
+
+ // static class methode call
+static_class_access(res) ::= method(m). {
+ res = array(m, '', 'method');
+}
+
+ // static class methode call with object chainig
+static_class_access(res) ::= method(m) objectchain(oc). {
+ res = array(m, oc, 'method');
+}
+
+ // static class constant
+static_class_access(res) ::= ID(v). {
+ res = array(v, '');
+}
+
+ // static class variables
+static_class_access(res) ::= DOLLARID(v) arrayindex(a). {
+ res = array(v, a, 'property');
+}
+
+ // static class variables with object chain
+static_class_access(res) ::= DOLLARID(v) arrayindex(a) objectchain(oc). {
+ res = array(v, a.oc, 'property');
+}
+
+
+// if conditions and operators
+lop(res) ::= LOGOP(o). {
+ res['op'] = ' '. trim(o) . ' ';
+}
+
+lop(res) ::= TLOGOP(o). {
+ static $lops = array(
+ 'eq' => array('op' => ' == ', 'pre' => null),
+ 'ne' => array('op' => ' != ', 'pre' => null),
+ 'neq' => array('op' => ' != ', 'pre' => null),
+ 'gt' => array('op' => ' > ', 'pre' => null),
+ 'ge' => array('op' => ' >= ', 'pre' => null),
+ 'gte' => array('op' => ' >= ', 'pre' => null),
+ 'lt' => array('op' => ' < ', 'pre' => null),
+ 'le' => array('op' => ' <= ', 'pre' => null),
+ 'lte' => array('op' => ' <= ', 'pre' => null),
+ 'mod' => array('op' => ' % ', 'pre' => null),
+ 'and' => array('op' => ' && ', 'pre' => null),
+ 'or' => array('op' => ' || ', 'pre' => null),
+ 'xor' => array('op' => ' xor ', 'pre' => null),
+ 'isdivby' => array('op' => ' % ', 'pre' => '!('),
+ 'isnotdivby' => array('op' => ' % ', 'pre' => '('),
+ 'isevenby' => array('op' => ' / ', 'pre' => '!(1 & '),
+ 'isnotevenby' => array('op' => ' / ', 'pre' => '(1 & '),
+ 'isoddby' => array('op' => ' / ', 'pre' => '(1 & '),
+ 'isnotoddby' => array('op' => ' / ', 'pre' => '!(1 & '),
+ );
+ $op = strtolower(preg_replace('/\s*/', '', o));
+ res = $lops[$op];
+}
+
+scond(res) ::= SINGLECOND(o). {
+ static $scond = array (
+ 'iseven' => '!(1 & ',
+ 'isnoteven' => '(1 & ',
+ 'isodd' => '(1 & ',
+ 'isnotodd' => '!(1 & ',
+ );
+ $op = strtolower(str_replace(' ', '', o));
+ res = $scond[$op];
+}
+
+//
+// ARRAY element assignment
+//
+array(res) ::= OPENB arrayelements(a) CLOSEB. {
+ res = 'array('.a.')';
+}
+
+arrayelements(res) ::= arrayelement(a). {
+ res = a;
+}
+
+arrayelements(res) ::= arrayelements(a1) COMMA arrayelement(a). {
+ res = a1.','.a;
+}
+
+arrayelements ::= . {
+ return;
+}
+
+arrayelement(res) ::= value(e1) APTR expr(e2). {
+ res = e1.'=>'.e2;
+}
+
+arrayelement(res) ::= ID(i) APTR expr(e2). {
+ res = '\''.i.'\'=>'.e2;
+}
+
+arrayelement(res) ::= expr(e). {
+ res = e;
+}
+
+
+//
+// double qouted strings
+//
+doublequoted_with_quotes(res) ::= QUOTE QUOTE. {
+ res = "''";
+}
+
+doublequoted_with_quotes(res) ::= QUOTE doublequoted(s) QUOTE. {
+ res = s->to_smarty_php($this);
+}
+
+
+doublequoted(res) ::= doublequoted(o1) doublequotedcontent(o2). {
+ o1->append_subtree($this, o2);
+ res = o1;
+}
+
+doublequoted(res) ::= doublequotedcontent(o). {
+ res = new Smarty_Internal_ParseTree_Dq($this, o);
+}
+
+doublequotedcontent(res) ::= BACKTICK variable(v) BACKTICK. {
+ res = new Smarty_Internal_ParseTree_Code('(string)'.v);
+}
+
+doublequotedcontent(res) ::= BACKTICK expr(e) BACKTICK. {
+ res = new Smarty_Internal_ParseTree_Code('(string)'.e);
+}
+
+doublequotedcontent(res) ::= DOLLARID(i). {
+ res = new Smarty_Internal_ParseTree_Code('(string)$_smarty_tpl->tpl_vars[\''. substr(i,1) .'\']->value');
+}
+
+doublequotedcontent(res) ::= LDEL variable(v) RDEL. {
+ res = new Smarty_Internal_ParseTree_Code('(string)'.v);
+}
+
+doublequotedcontent(res) ::= LDEL expr(e) RDEL. {
+ res = new Smarty_Internal_ParseTree_Code('(string)('.e.')');
+}
+
+doublequotedcontent(res) ::= smartytag(st). {
+ res = new Smarty_Internal_ParseTree_Tag($this, st);
+}
+
+doublequotedcontent(res) ::= TEXT(o). {
+ res = new Smarty_Internal_ParseTree_DqContent(o);
+}
+